Extraction of Illegal Dyes from Red Chili Peppers with Cholinium-Based Deep Eutectic Solvents

Figure 1

Effect of different type of DES on the recoveries of COG, AOG, and AOR. Molar ratio of ChCl to HBD: 1/3, sample/liquid: 0.1 g/mL, temperature: 30.0°C, time: 20 min, and ultrasonic power: 75 W.